<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<script>
			
			var str="javascript的数据类型"
			console.log(str);
			
			var i =100;
			console.log(i);
			
			var isMan =true;
			console.log(isMan);
			
			var hobby=[1,2,2,"4",true];
			console.log(hobby);
			console.log(hobby[0]);
			console.log(hobby[hobby.length-1]);
		</script>
	</head>
	<body>
	</body>
</html>
